Home / 65,028.81-89,747.06-36,736.32

Finding the Fourth Proportional to 65,028.81, 89,747.06 and 36,736.32

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Solution

The fourth proportional to 65,028.81, 89,747.06 and 36,736.32 is: 50,700.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,028.81 : 89,747.06 = 36,736.32 : x
  2. Step 2: Convert to fraction form
    65,028.81/89,747.06 = 36,736.32/x
  3. Step 3: Cross multiply
    65,028.81x = 89,747.06 × 36,736.32
  4. Step 4: Simplify right side
    65,028.81x = 3,296,976,755.91
  5. Step 5: Solve for x
    x = 3,296,976,755.91/65,028.81
  6. Step 6: Final answer
    x = 50,700.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.